Chemistry Discussion Question Assignment

Chemistry Discussion Question Assignment

Identify which of the following is a strong acid (select all that apply)

 

a) NaHCO3                 b) HOCN            c) HNO3                   d) HClO3

A.
c and d only

B.
b and c only

C.
b and d only

D.
c only

E.
d only

F.
a and b only

G.
b only

H.
a, b, c and d

QUESTION 2

Identify which of the following is a weak acid (select all that apply)

 

a) HClO3b) CsOH             c) NaCN                   d) H2SeO3

A.
b and c only

B.
a and b only

C.
d only

D.
a only

E.
a and d only

F.
a, b, c and d

G.
b and d only

H.
a, b and d only

QUESTION 3

Identify which of the following is a strong base (select all that apply)

 

a) NaCHO2b) NaH2PO4       c) H2SeO3                d) Na2O

A.
a, b and c only

B.
d only

C.
a and b only

D.
c only

E.
a, b, c and d

F.
a and d only

G.
b and d only

H.
a, b, and d only

QUESTION 4

Identify which of the following is a weak base (select all that apply)

 

a) HClO3b) NaH2PO4              c) HOCN                  d) NaC2H3O2

 

A.
b only

B.
b, c, and d only

C.
c only

D.
b and d only

E.
a and c only

F.
b and c only

G.
d only

H.
a, b, c, and d

QUESTION 5

For the following substance, give the conjugate acid and/or conjugate base.

CN–

A.
HCN

B.
CN2-, HCN

C.
HCN–, HCN+

D.
HCN, HCN+

E.
HCN–, CN2-

F.
HCN–

G.
CN2-

H.
HCN+

QUESTION 6

For the following substance, give the conjugate acid and/or conjugate base.

HCO3–

A.
H2CO3–, CO32-

B.
CO32-

C.
H2CO3–

D.
H3PO4

E.
H2CO3

F.
H2CO3 , CO32-

G.
H2CO3, HCO32-

H.
H2CO3–, H2CO3

QUESTION 7

For the following substance, give the conjugate acid and/or conjugate base.

O2-

 

A.
OH2-, OH+

 

B.
OH–

C.
OH

D.
OH–, OH

E.
OH2-, OH

F.
OH2-

G.
OH+

H.
OH–, OH+

QUESTION 8

For the following substance, give the conjugate acid and/or conjugate base.

H2PO3–                

 

A.
H3PO3 , HPO32-

B.
H3PO3, H2PO32-

C.
HPO32-

D.
H3PO3–

E.
H2PO32-

F.
H3PO3–, HPO32-

G.
H3PO3–, H3PO3

H.
H3PO3

 

QUESTION 9

For the following substance, give the conjugate acid and/or conjugate base.

NH3            

 

A.
NH2-, NH3

B.
NH4+

C.
NH3–

D.
NH3+

E.
NH3+, NH4+

F.
NH3, NH3+

G.
NH2-, NH4+

H.
NH2-

QUESTION 10

For the following substance, give the conjugate acid and/or conjugate base.

NH2(CH2CH3)2+

A.
N(CH2CH3)22-

B.
NH(CH2CH3)2+, NH3(CH2CH3)22+

C.
N(CH2CH3)22-, NH(CH2CH3)2

D.
N(CH2CH3)2–, NH3(CH2CH3)22+

E.
NH(CH2CH3)2, NH(CH2CH3)2+

F.
NH(CH2CH3)2

G.
N(CH2CH3)2–

H.
NH(CH2CH3)2+

QUESTION 11

For the following substance, give the conjugate acid and/or conjugate base.

CHO2H

A.
CHO22-, CHO2H –

B.
CHO2–

C.
CHO2–, CHO2H –

D.
CHO22-

E.
CHO2H2+

F.
CHO2H –, CHO2H2+

G.
CHO2H2+ , CHO2–

H.
CHO2H–

QUESTION 12

For the following substance, give the conjugate acid and/or conjugate base.

HCN

A.
CN–, HCN –

B.
HCN –, H2CN+

C.
CN–

D.
HCN –

E.
CN2-, HCN –

F.
H2CN+

G.
CN2-

H.
H2CN+, CN–

 

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